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Fair Value Disclosures (Tables)

9 Months Ended

Sep. 30, 2016

Fair Value Disclosures [Abstract]

Schedule Of Assets And Liabilities Fair Value


	Fair Value Measurements at September 30, 2016
	Quoted Prices in Active Markets for Identical Assets			Significant Other Observable Inputs			Reclassification for Balance Sheet
	(Level 1)			(Level 2)			Presentation			Total

Assets:
Cash and cash equivalents	$	407,359		$	-		$	-		$	407,359
Restricted cash		34,219			-			-			34,219
Margin deposits		8,792			-			(8,792)			-
Inventories carried at market		-			45,199			-			45,199
Unrealized gains on derivatives		26,098			17,468			(4,989)			38,577
Other assets		116			-			-			116
Total assets measured at fair value	$	476,584		$	62,667		$	(13,781)		$	525,470

Liabilities:
Unrealized losses on derivatives	$	10,938		$	23,674		$	(13,781)		$	20,831
Other		-			15			-			15
Total liabilities measured at fair value	$	10,938		$	23,689		$	(13,781)		$	20,846


	Fair Value Measurements at December 31, 2015
	Quoted Prices in Active Markets for Identical Assets			Significant Other Observable Inputs			Reclassification for Balance Sheet
	(Level 1)			(Level 2)			Presentation			Total

Assets:
Cash and cash equivalents	$	384,867		$	-		$	-		$	384,867
Restricted cash		27,018			-			-			27,018
Margin deposits		7,658			-			(7,658)			-
Inventories carried at market		-			43,936			-			43,936
Unrealized gains on derivatives		19,756			7,145			3,639			30,540
Other assets		117			-			-			117
Total assets measured at fair value	$	439,416		$	51,081		$	(4,019)		$	486,478

Liabilities:
Unrealized losses on derivatives	$	4,492		$	7,772		$	(4,019)		$	8,245
Total liabilities measured at fair value	$	4,492		$	7,772		$	(4,019)		$	8,245